Vortex CK6316 HFRS 520 Conversion Chain and Sprocket Kit 15/47 Tooth

The Vortex CK6316 HFRS (Hyper Fast) 520 Conversion Chain and Sprocket Kit is a complete drivetrain upgrade designed for high-performance street riding. This kit converts stock gearing to a 520 pitch system with optimized ratios for improved acceleration and responsiveness.

Kit Configuration:

• Front Sprocket: 15 tooth steel (one tooth down from factory)
• Rear Sprocket: 47 tooth laser-cut steel (two teeth up from factory)
• Chain: Vortex 520 SX3 V3 2.0 X-ring, 114 links, black finish
• Factory Gearing: 16/45 - Vortex Kit Gearing: 15/47

Front Sprocket Features:

• High carbon steel construction for maximum strength
• Drilled lightening holes to reduce rotating mass
• Special Vortex nickel plating to resist corrosion
• Induction hardened to reduce surface wear
• Precise tolerances ensure concentricity

Rear Sprocket Features:

• Laser-cut steel construction with black satin electro-plated finish
• Cupped down from tooth ring to body for weight reduction
• Ideal tooth design for perfect chain hold and release
• Hardened teeth ensure long service life without sacrificing strength
• Maximum wear resistance with corrosion protection

SX3 Chain Specifications:

• 520 pitch X-ring chain with 114 links
• Tri Glide-X seal design reduces friction for high performance
• Drilled links reduce rotating mass
• Tensile strength: 8,500 lbs
• Quad-peened pins, pre-stretched for proper fit
• Manufactured in Japan to highest quality standards
• Includes rivet-type master link (clip-style available separately)

This HFRS kit provides quicker acceleration in lower gears while maintaining strong mid-range and top-end performance. The 520 conversion reduces overall drivetrain weight compared to stock 530 systems, improving throttle response and handling. Ready to install with no chain cutting required.